The Ontario Building Code | Asbestos-Cement Drainage Pipe and Fittings
22.214.171.124. Asbestos-cement Drainage pipe and Fittings
(1) Except as provided in Sentence (2), asbestos-cement pipe and its fittings for use in a drain, waste or vent system shall conform to,
(a) CAN/cgsb-34.22, "Asbestos-cement Drain pipe", or
(b) CAN/CSA-B127.1, "Asbestos cement Drain, Waste and vent Fittings".
(2) Asbestos-cement pipe and fittings used underground either outside a building or under a buildingshall conform to Sentence (1) or to,
(a) CAN/CGSB-34.9, "Asbestos-Cement Sewer Pipe",
(b) CAN/CGSB-34.23, "Asbestos-Cement House Connection Sewer Pipe", or
(c) CSA B127.2, "Components for Use in Asbestos-Cement Building Sewer Systems".